FR1393492A - Perfectionnement au blanchiment des pâtes à papier - Google Patents
Perfectionnement au blanchiment des pâtes à papierInfo
- Publication number
- FR1393492A FR1393492A FR963419A FR963419A FR1393492A FR 1393492 A FR1393492 A FR 1393492A FR 963419 A FR963419 A FR 963419A FR 963419 A FR963419 A FR 963419A FR 1393492 A FR1393492 A FR 1393492A
- Authority
- FR
- France
- Prior art keywords
- pulp bleaching
- improvement
- bleaching improvement
- pulp
- bleaching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites
- D21C9/142—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites with ClO2/Cl2 in a multistage process involving ClO2/Cl2 exclusively
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Earth Drilling (AREA)
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR963419A FR1393492A (fr) | 1964-02-11 | 1964-02-11 | Perfectionnement au blanchiment des pâtes à papier |
NO15662265A NO117954B (sv) | 1964-02-11 | 1965-02-03 | |
BE659474D BE659474A (sv) | 1964-02-11 | 1965-02-09 | |
DE19651546242 DE1546242A1 (de) | 1964-02-11 | 1965-02-10 | Verfahren zum Bleichen von Papierbrei |
SE173765A SE312971B (sv) | 1964-02-11 | 1965-02-10 | |
NL6501698A NL6501698A (sv) | 1964-02-11 | 1965-02-11 | |
GB601565A GB1091124A (en) | 1964-02-11 | 1965-02-11 | Process of bleaching paper pulp |
FI33065A FI45356C (sv) | 1964-02-11 | 1965-02-11 | Förfarande för blekning av pappersmassa. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR963419A FR1393492A (fr) | 1964-02-11 | 1964-02-11 | Perfectionnement au blanchiment des pâtes à papier |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1393492A true FR1393492A (fr) | 1965-03-26 |
Family
ID=8822925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR963419A Expired FR1393492A (fr) | 1964-02-11 | 1964-02-11 | Perfectionnement au blanchiment des pâtes à papier |
Country Status (8)
Country | Link |
---|---|
BE (1) | BE659474A (sv) |
DE (1) | DE1546242A1 (sv) |
FI (1) | FI45356C (sv) |
FR (1) | FR1393492A (sv) |
GB (1) | GB1091124A (sv) |
NL (1) | NL6501698A (sv) |
NO (1) | NO117954B (sv) |
SE (1) | SE312971B (sv) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1181139B (it) * | 1984-11-09 | 1987-09-23 | Sicem Saga Spa | Apparecchiatura e procedimento per la produzione di porte di legno semimeccaniche grezze o sbiancate con ciclo continuo di impregnazione |
DE10320618A1 (de) * | 2003-05-08 | 2004-11-18 | Papierfabrik Albbruck Gmbh & Co. Kg | Verfahren zum Bleichen von Faserstoffen |
-
1964
- 1964-02-11 FR FR963419A patent/FR1393492A/fr not_active Expired
-
1965
- 1965-02-03 NO NO15662265A patent/NO117954B/no unknown
- 1965-02-09 BE BE659474D patent/BE659474A/xx unknown
- 1965-02-10 SE SE173765A patent/SE312971B/xx unknown
- 1965-02-10 DE DE19651546242 patent/DE1546242A1/de active Pending
- 1965-02-11 NL NL6501698A patent/NL6501698A/xx unknown
- 1965-02-11 GB GB601565A patent/GB1091124A/en not_active Expired
- 1965-02-11 FI FI33065A patent/FI45356C/sv active
Also Published As
Publication number | Publication date |
---|---|
GB1091124A (en) | 1967-11-15 |
NL6501698A (sv) | 1965-08-12 |
SE312971B (sv) | 1969-07-28 |
FI45356B (sv) | 1972-01-31 |
FI45356C (sv) | 1972-05-10 |
NO117954B (sv) | 1969-10-13 |
DE1546242A1 (de) | 1970-04-23 |
BE659474A (sv) | 1965-08-09 |
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